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authorEvan Cheng <evan.cheng@apple.com>2007-02-15 05:59:24 +0000
committerEvan Cheng <evan.cheng@apple.com>2007-02-15 05:59:24 +0000
commit61de82d8853a02fe39c47302432abb70a586704f (patch)
tree87756c0f1a5d6d7be522071cbb055acae26278dd /lib/CodeGen/RegAllocLocal.cpp
parentad1d5c3bc55249b3291338288c90773ce80df11a (diff)
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Use BitVector instead of vector<bool> which can be extremely slow.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34302 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/RegAllocLocal.cpp')
-rw-r--r--lib/CodeGen/RegAllocLocal.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/RegAllocLocal.cpp b/lib/CodeGen/RegAllocLocal.cpp
index 74d76c1..f862023 100644
--- a/lib/CodeGen/RegAllocLocal.cpp
+++ b/lib/CodeGen/RegAllocLocal.cpp
@@ -789,7 +789,7 @@ bool RA::runOnMachineFunction(MachineFunction &Fn) {
// is allocatable. To handle this, we mark all unallocatable registers as
// being pinned down, permanently.
{
- std::vector<bool> Allocable = RegInfo->getAllocatableSet(Fn);
+ BitVector Allocable = RegInfo->getAllocatableSet(Fn);
for (unsigned i = 0, e = Allocable.size(); i != e; ++i)
if (!Allocable[i])
PhysRegsUsed[i] = -2; // Mark the reg unallocable.